package com.lucker.service.mail;

import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;

import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Service;

import com.lucker.service.model.Mail;
import com.sun.mail.util.MailSSLSocketFactory;

@Service
public class MailServiceImpl implements MailService {
	
	// 发件人电子邮箱
    final String from = "zhyunfei1984@163.com";
    // 发件人电子邮箱密码
    final String pass = "zyf848797";

    // 指定发送邮件的主机为 smtp.qq.com
    String host = "smtp.163.com"; // 邮件服务器
	
	
    private ExecutorService	executorService	= Executors.newFixedThreadPool(10);
	
	
    private final Logger LOGGER = LoggerFactory.getLogger(this.getClass());
    
	/**
     * 发送带附件的邮件
     * 
     * @param receive
     *            收件人
     * @param subject
     *            邮件主题
     * @param msg
     *            邮件内容
     * @param filename
     *            附件地址
     * @return
     * @throws GeneralSecurityException
     */
    public boolean sendMail(String receive, String subject, String msg, String filename) throws Exception {
        if (StringUtils.isEmpty(receive)) {
            return false;
        }

        

        // 获取系统属性
        Properties properties = System.getProperties();

        // 设置邮件服务器
        properties.setProperty("mail.smtp.host", host);

        properties.put("mail.smtp.auth", "true");
        MailSSLSocketFactory sf = new MailSSLSocketFactory();
        sf.setTrustAllHosts(true);
        properties.put("mail.smtp.ssl.enable", "true");
        properties.put("mail.smtp.ssl.socketFactory", sf);
        // 获取默认session对象
        Session session = Session.getDefaultInstance(properties, new Authenticator() {
            public PasswordAuthentication getPasswordAuthentication() { // qq邮箱服务器账户、第三方登录授权码
                return new PasswordAuthentication(from, pass); // 发件人邮件用户名、密码
            }
        });

        try {
            // 创建默认的 MimeMessage 对象
            MimeMessage message = new MimeMessage(session);

            // Set From: 头部头字段
            message.setFrom(new InternetAddress(from));

            // Set To: 头部头字段
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(receive));

            // Set Subject: 主题文字
            message.setSubject(subject);

            // 创建消息部分
            BodyPart messageBodyPart = new MimeBodyPart();

            // 消息
            messageBodyPart.setText(msg);

            // 创建多重消息
            Multipart multipart = new MimeMultipart();

            // 设置文本消息部分
            multipart.addBodyPart(messageBodyPart);

            // 附件部分
            messageBodyPart = new MimeBodyPart();
            // 设置要发送附件的文件路径
            
            if(StringUtils.isNotBlank(filename)) {
                DataSource source = new FileDataSource(filename);
                messageBodyPart.setDataHandler(new DataHandler(source));
                
                // messageBodyPart.setFileName(filename);
                // 处理附件名称中文（附带文件路径）乱码问题
                messageBodyPart.setFileName(MimeUtility.encodeText(filename));
                multipart.addBodyPart(messageBodyPart);
            }
            //DataSource source = new FileDataSource(filename);
            //messageBodyPart.setDataHandler(new DataHandler(source));

            // 发送完整消息
            message.setContent(multipart);

            // 发送消息
            Transport.send(message);
            return true;
        } catch (MessagingException e) {
            e.printStackTrace();
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return false;
    }
	
    
    
    public boolean sendMail(Mail mail) throws Exception {
        if (StringUtils.isEmpty(mail.getReceive())) {
            return false;
        }

        // 获取系统属性
        Properties properties = System.getProperties();

        // 设置邮件服务器
        properties.setProperty("mail.smtp.host", host);

        properties.put("mail.smtp.auth", "true");
        MailSSLSocketFactory sf = new MailSSLSocketFactory();
        sf.setTrustAllHosts(true);
        properties.put("mail.smtp.ssl.enable", "true");
        properties.put("mail.smtp.ssl.socketFactory", sf);
        // 获取默认session对象
        Session session = Session.getDefaultInstance(properties, new Authenticator() {
            public PasswordAuthentication getPasswordAuthentication() { // qq邮箱服务器账户、第三方登录授权码
                return new PasswordAuthentication(from, pass); // 发件人邮件用户名、密码
            }
        });

        try {
            // 创建默认的 MimeMessage 对象
            MimeMessage message = new MimeMessage(session);

            // Set From: 头部头字段
            message.setFrom(new InternetAddress(from));

            // Set To: 头部头字段
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(mail.getReceive()));

            // Set Subject: 主题文字
            message.setSubject(mail.getSubject());

            // 创建消息部分
            BodyPart messageBodyPart = new MimeBodyPart();

            // 消息
            messageBodyPart.setText(mail.getMsg());

            // 创建多重消息
            Multipart multipart = new MimeMultipart();

            // 设置文本消息部分
            multipart.addBodyPart(messageBodyPart);

            // 附件部分
            messageBodyPart = new MimeBodyPart();
            // 设置要发送附件的文件路径
            
            if(StringUtils.isNotBlank(mail.getFilename())) {
                DataSource source = new FileDataSource(mail.getFilename());
                messageBodyPart.setDataHandler(new DataHandler(source));
                
                // messageBodyPart.setFileName(filename);
                // 处理附件名称中文（附带文件路径）乱码问题
                messageBodyPart.setFileName(MimeUtility.encodeText(mail.getFilename()));
                multipart.addBodyPart(messageBodyPart);
            }

            // 发送完整消息
            message.setContent(multipart);

            // 发送消息
            Transport.send(message);
            return true;
        } catch (MessagingException e) {
            throw e;
        } catch (UnsupportedEncodingException e) {
        	throw e;
        }
        //return false;
    }
    
    public void asynchronousSendMail(Mail mail) throws Exception {
    	executorService.execute(new Runnable() {
			@Override
			public void run() {
				try {
					sendMail(mail);
				} catch (Exception e) {
					LOGGER.error("异步发送邮件错误, 详情: {} " , e.getMessage() , e );
				}
			}
		});
    	
    	
    }
    
	public static void main(String[] args) {
		MailServiceImpl m = new MailServiceImpl();
		
		
		
		try {
			//m.sendMail("290621772@qq.com", "test mial", "test send mail", "D:\\config.xml");
			m.sendMail("506011089@qq.com", "test mial  中文汉字测试", "test send mail  中文汉字测试 中文汉字测试 中文汉字测试 中文汉字测试", null );
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

}
